Dateline Episode Trailer: The Undoing | Dateline NBC

After a woman is stabbed to death in her home, investigators uncover personal details that point to multiple suspects and possible motives. Josh Mankiewicz reports. Watch this full episode: https://www.nbc.com/dateline/video/th... Like us on Facebook:   / datelinenbc   Follow us on Twitter:   / datelinenbc   Follow us on Instagram:   / datelinenbc   Follow us on TikTok:   / nbcdateline   Stream on Peacock for FREE! https://www.peacocktv.com/watch/asset...